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โก Upgrade your airflow game with precision and style!
The Spectre Performance 81413 Mass Air Flow Sensor Adapter is a lightweight, durable flange mount adapter designed to fit engines with MAF sensors and 3-inch openings. Constructed from aluminum and ABS, it features a universal bolt hole configuration for versatile installation, allowing direct attachment of 3-inch air filters or intake tubes. Easy to install and customizable for a perfect fit, itโs the smart upgrade for enhanced engine airflow performance.











| ASIN | B000BPZ4X2 |
| Best Sellers Rank | #135,672 in Automotive ( See Top 100 in Automotive ) #145 in Automotive Replacement Mass Air Flow Sensors |
| Brand | Spectre |
| Brand Name | Spectre |
| Customer Reviews | 4.0 out of 5 stars 330 Reviews |
| Global Trade Identification Number | 00089601814131 |
| Item Dimensions | 6 x 4 x 5 inches |
| Item Weight | 2.4 ounces |
| Item dimensions L x W x H | 6 x 4 x 5 inches |
| Manufacturer | Spectre |
| Material | Acrylonitrile Butadiene Styrene, Aluminum |
| Material Type | Acrylonitrile Butadiene Styrene, Aluminum |
| Model | 81413 |
| Mounting Type | Flange Mount |
| Output Type | Analog |
| Part Number | 81413 |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | Air Flow Sensor |
| Style | Modern |
| Style Name | Modern |
| UPC | 089601814131 |
| Unit Count | 1.0 Count |
| Warranty Description | 3 Months |
R**L
Great product
Works great on my SR20DET, when I swapped it to an HPI filter on a stock MAF. Did have to Dremel one of the holes out a little bit it works great.
K**O
Great quality, does what it suppose to
This was used to install a K&N performance air filter to a 2000 Nissan Maxima GLE (3.0 V6) It is really good material and quality, I used bolts plus self tapping screws to hold it on, and the filter was able to go on with no problem, beware, to get the MAF sensor to get you may need to bore it out a little, I took a box cutter blade and bored it out a bunch of times just to get it to fit, but it fits nice and snug and I would most definitely buy again
G**O
Good quality part
Good quality and fits perfect on my Ford 4.0L V6 engine.
A**R
90-93 Mazda Miata: It's OK, but not great.
As others have mentioned, the 4 "inner" holes (which are necessary for adapting to the AFM on 90-93 Miata) were not drilled on the item I received. There were some divots to mark where the holes could be drilled, but 1 of them was not quite in the right place. Still, it was easy enough to drill as needed; just annoying about having to. Also as others have mentioned, when using the inner holes, there's not much room for a nut or bolt, but given the size/shape of the square inlet to the AFM on 90-93 Miatas, there's not much alternative without adding substantial cost to the manufacturing of the item. Additionally, the metal is a very soft aluminum so the item may not hold up to much abuse, but hopefully abuse won't be an issue once mounted. Summary: Not an ideal shape/fit and it requires some DIY, but that's not outrageous for an item this inexpensive. It's OK, but not great.
D**E
Mk3 Supra 7mge
In the search to find parts to work, this adapter bolted up to the maf to allow a reusable air filter. The parts had markings where the hole should have been, so I believe they forgot to drill this one by the photos. I drilled them and this fit perfectly on a 7mge
J**O
Didnt fit
Didnt fit you have to drill your own holes for 1994 toyota hilux. But other than that good for its price
S**R
Quality is perfect for it's use
Fast shipping,it came marked with a punch in the four areas that needed to be drilled to fit my 1988 Toyota 22RE. Quality is perfect for it's use. It holds the MAF sensor that is all. I would recommend to those building an intake on the cheap.Will work for all Toyota pickup and 4runner 22REs.
C**Y
Rough fit
Put on 1995 BMW 3 series and the over all idea fits well but the tube is so large the nuts do not fit back on. Had to buy different nuts and spacers to bolt it on
R**T
Good Adapter
Worked well adapting a filter to my AFM, just not too crazy about the gasket that comes with it! Seems to be plastic, I used the oem rubber one!
S**O
Recomendable
Quedo perfecto, lo instale en Toyota 22RE 1986, con filtro de aire conico K&N
E**O
Buen producto
Bueno!!
B**N
Great adapter
The holes where the bolts are supposed to go through were only tapped and not drilled through, had to drill them my self, other then that itโs exactly what I needed and works great
B**N
Worth it.
Good quality....As other reviews mention have a drill handy for proper custom fitment. Would buy again.
Trustpilot
1 week ago
3 weeks ago